Inventor · disambiguated record
David J. Haas
Also filed as: GALETTA NICK · HAAS DAVID · HAAS DAVID J · HAAS DAVID JAMIE
137 granted patents·5 pending applications·5,756 citations·filing 1975–2024
99Inventor score
Top patents by PatentIndex Score
142 records- 0199US8350563B2Magnetic field sensor and method used in a magnetic field sensor that adjusts a sensitivity and/or an offset over temperatureALLEGRO MICROSYSTEMS INC·Filed 2010·Granted Jan 8, 2013·45 cites·20 claims
- 0299US5446705ATime indicator having discrete adhesiveTEMTEC INC·Filed 1994·Granted Aug 29, 1995·214 cites·16 claims
- 0398US10636285B2Sensor integrated circuits and methods for safety critical applicationsALLEGRO MICROSYSTEMS LLC·Filed 2019·Granted Apr 28, 2020·32 cites·27 claims
- 0498US7936144B2Self-calibration algorithms in a small motor driver IC with an integrated position sensorALLEGRO MICROSYSTEMS INC·Filed 2008·Granted May 3, 2011·93 cites·21 claims
- 0598USD474235SSecurity passTEMTEC INC·Filed 2002·Granted May 6, 2003·91 cites·1 claims
- 0698US4903254ATime indicator enhancement methodHAAS DAVID J·Filed 1989·Granted Feb 20, 1990·213 cites·15 claims
- 0797US10580289B2Sensor integrated circuits and methods for safety critical applicationsALLEGRO MICROSYSTEMS LLC·Filed 2019·Granted Mar 3, 2020·13 cites·29 claims
- 0897US10380879B2Sensor integrated circuits and methods for safety critical applicationsALLEGRO MICROSYSTEMS LLC·Filed 2017·Granted Aug 13, 2019·22 cites·35 claims
- 0997USD477359SSecurity passTEMTEC INC·Filed 2002·Granted Jul 15, 2003·88 cites·1 claims
- 1096US9046562B2Hysteresis offset cancellation for magnetic sensorsCUMMINGS JOHN·Filed 2012·Granted Jun 2, 2015·23 cites·14 claims
- 1196USD467271SSecurity passTEMTEC INC·Filed 2002·Granted Dec 17, 2002·69 cites·1 claims
- 1296USD467272SSecurity passTEMTEC INC·Filed 2002·Granted Dec 17, 2002·67 cites·1 claims
- 1396USD466929SSecurity passTEMTEC INC·Filed 2002·Granted Dec 10, 2002·76 cites·1 claims
- 1496US4034251ATransmission x-ray tubePHILIPS CORP·Filed 1976·Granted Jul 5, 1977·53 cites·6 claims
- 1595US9052349B2Magnetic field sensor and method used in a magnetic field sensor that adjusts a sensitivity and/or an offset over temperatureHAAS DAVID J·Filed 2012·Granted Jun 9, 2015·12 cites·21 claims
- 1695US8269491B2DC offset removal for a magnetic field sensorCUMMINGS JOHN·Filed 2008·Granted Sep 18, 2012·41 cites·8 claims
- 1795US5874155AEasy-opening flexible packaging laminates and packaging materials made therefromAMERICAN NATIONAL CAN CO·Filed 1996·Granted Feb 23, 1999·132 cites·4 claims
- 1895USD394675SCard badgeTEMTEC INC·Filed 1997·Granted May 26, 1998·57 cites·1 claims
- 1995US5640742ASpring badge clipTEMTEC INC·Filed 1995·Granted Jun 24, 1997·114 cites·14 claims
- 2094US10692362B2Systems and methods for comparing signal channels having different common mode transient immunityALLEGRO MICROSYSTEMS LLC·Filed 2019·Granted Jun 23, 2020·10 cites·30 claims
- 2194US7742367B2One piece self-expiring security badge or labelTECCO INC·Filed 2008·Granted Jun 22, 2010·31 cites·16 claims
- 2294US6452873B1Visually changing paper time indicator employing controllable barrierTEMTEC INC·Filed 2000·Granted Sep 17, 2002·124 cites·18 claims
- 2393US8125216B2Methods and apparatus for angular position sensing using multiple quadrature signalsTHOMAS MONICA J·Filed 2008·Granted Feb 28, 2012·35 cites·16 claims
- 2493US6197396B1Identification card strip assemblyTEMTEC INC·Filed 1999·Granted Mar 6, 2001·136 cites·6 claims
- 2593US5785354ASelf-expiring identification bandTEMTEC INC·Filed 1996·Granted Jul 28, 1998·171 cites·10 claims
- 2693USD386793SCard badgeTEMTEC INC·Filed 1996·Granted Nov 25, 1997·49 cites·1 claims
- 2793US4925716APin feed badgeHAAS DAVID J·Filed 1989·Granted May 15, 1990·66 cites·3 claims
- 2893US4239969AArticle inspection apparatus with protective chamber having article-loading facilityPHILIPS CORP·Filed 1978·Granted Dec 16, 1980·75 cites·23 claims
- 2992US7742366B2One piece self-expiring security badge or label with devices to print, activate and issue the time-label automaticallyTECCO INC·Filed 2007·Granted Jun 22, 2010·21 cites·4 claims
- 3092USD386215SBadge clipTemtec·Filed 1996·Granted Nov 11, 1997·57 cites·1 claims
- 3192US5602804ALong term rapid color changing time indicatorTEMTEC INC·Filed 1995·Granted Feb 11, 1997·153 cites·10 claims
- 3292US4357535AApparatus for inspecting hand-held articles and persons carrying samePHILIPS CORP·Filed 1980·Granted Nov 2, 1982·60 cites·26 claims
- 3391US9022738B1Marine propulsion-and-control system implementing articulated variable-pitch propellersSILBERG ERIC J·Filed 2011·Granted May 5, 2015·25 cites·20 claims
- 3491US6086971AIdentification card strip and ribbon assemblyTEMTEC INC·Filed 1997·Granted Jul 11, 2000·84 cites·5 claims
- 3591USD286894SCombined writing board and penTEMTEC INC·Filed 1983·Granted Nov 25, 1986·43 cites·1 claims
- 3691US3980889AArticle transfer and inspection apparatusPHILIPS CORP·Filed 1975·Granted Sep 14, 1976·79 cites·19 claims
- 3790US11303257B2Current sensor integrated circuit with common mode voltage rejectionALLEGRO MICROSYSTEMS LLC·Filed 2019·Granted Apr 12, 2022·5 cites·22 claims
- 3890US10488458B2Methods and apparatus for sensor diagnosticsALLEGRO MICROSYSTEMS LLC·Filed 2014·Granted Nov 26, 2019·8 cites·10 claims
- 3990USD365294SBadgeTEMTEC INC·Filed 1994·Granted Dec 19, 1995·33 cites·1 claims
- 4087US11313899B2Methods and apparatus for sensor diagnosticsALLEGRO MICROSYSTEMS LLC·Filed 2019·Granted Apr 26, 2022·3 cites·27 claims
- 4187US10120041B2Magnetic field sensorALLEGRO MICROSYSTEMS LLC·Filed 2015·Granted Nov 6, 2018·3 cites·17 claims
- 4287US8629642B2Closed-loop motor driver compensationWARD MICHAEL G·Filed 2012·Granted Jan 14, 2014·7 cites·10 claims
- 4387US8461782B2Linear or rotational motor driver identificationWARD MICHAEL G·Filed 2009·Granted Jun 11, 2013·18 cites·24 claims
- 4487US7263037B2One piece self-expiring security badge or labelHAAS DAVID J·Filed 2006·Granted Aug 28, 2007·16 cites·9 claims
- 4587US5822280ALong term rapid color changing time indicator employing dye absorbing layerTEMTEC INC·Filed 1996·Granted Oct 13, 1998·101 cites·7 claims
- 4686US6720805B1Output load resistor biased LVDS output driverNAT SEMICONDUCTOR CORP·Filed 2003·Granted Apr 13, 2004·49 cites·20 claims
- 4786US6513710B1Trade show attendee control, lead collection and event control systemTEMTEC INC·Filed 2000·Granted Feb 4, 2003·45 cites·8 claims
- 4886US5058088ATime indicatorHAAS SANDRA F·Filed 1990·Granted Oct 15, 1991·226 cites·26 claims
- 4985US7594604B2Process for visually validating identification badgesTECCO INC·Filed 2006·Granted Sep 29, 2009·15 cites·13 claims
- 5085US7139226B2Long term rapid color changing time indicatorBRADY WORLDWIDE INC·Filed 2004·Granted Nov 21, 2006·38 cites·23 claims
Showing the top 50 of 142 patent records by PatentIndex Score.
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